#container{
    width: 50%;
    height: 80%;
}
#area{
    width: 100%;
    height: 20%;
    background-color: rgb(93, 92, 90);
    border-radius: 10px 10px 5px 5px;
    font-size: 60px;
}

#buttonContainer{
    height: 70%;
}

.itemRow{
    height: 20%;
    display: flex;
    align-items: center;
    text-align: center;
}

#history{
    border-radius: 5px 5px 10px 10px;
    border: 1px solid black;
    height: 80px;
    font-size: 40px;
    font-weight: bolder;
    text-align: center;
    background-color: #fc9e3c;
}

.do{
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    font-size: 40px;
    font-weight: bolder;
    background-color: rgb(108, 107, 105);
    border: 1px solid white;
    border-radius: 5px;
    color: white;
}

.operator{
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    font-size: 40px;
    font-weight: bolder;
    background-color: #fc9e3c;
    border: 1px solid white;
    border-radius: 5px;
    color: white;
}

.num{
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    font-size: 40px;
    font-weight: bolder;
    background-color: rgb(133, 132, 130);
    border: 1px solid white;
    border-radius: 5px;
    color: white;
}

.compute{
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    font-size: 40px;
    font-weight: bolder;
    border: 1px solid rgb(64, 169, 255);
    color: rgb(64, 169, 255);
    border-radius: 5px;
}